import java.io.*;

import minijava.lexer.*;
import minijava.node.*;
import minijava.parser.*;
import minijava.symbol.*;

public class Minijava {

    public static void main(String[] args) {
        boolean[] ok = new boolean[1];
        try {
            Table symtable = new Table();
            System.out.print("\n");
            Parser parser =
                new Parser(
                new CustomLexer(
                new PushbackReader(
                new FileReader(args[0].toString()), 1024)));

            Start ast = parser.parse();
            ok[0] = true;
            ast.apply(new SymbolTableClass(symtable,ok));
            ast.apply(new SymbolTableBuilder(symtable, ok));
            ast.apply(new TypeCheck(symtable, ok));

            if (ok[0] == true ) {
                ast.apply(new Translator(symtable));
            }
            else
                System.out.print("\nSemantic Analysis has failed miserably.................\n\n");
            //System.out.println(ast);
        }
        catch (Exception e) {
            System.err.println(e);
        }
    }
}